Home / 110,038.10-151,856.20-62,290.42

Finding the Fourth Proportional to 110,038.10, 151,856.20 and 62,290.42

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Solution

The fourth proportional to 110,038.10, 151,856.20 and 62,290.42 is: 85,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,038.10 : 151,856.20 = 62,290.42 : x
  2. Step 2: Convert to fraction form
    110,038.10/151,856.20 = 62,290.42/x
  3. Step 3: Cross multiply
    110,038.10x = 151,856.20 × 62,290.42
  4. Step 4: Simplify right side
    110,038.10x = 9,459,186,477.60
  5. Step 5: Solve for x
    x = 9,459,186,477.60/110,038.10
  6. Step 6: Final answer
    x = 85,962.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.